{
  "id": 122070,
  "title": "Problem with submitting: Two seemingly identical submission files, one fails",
  "url": "/competitions/ashrae-energy-prediction/discussion/122070",
  "author_name": "",
  "post_date": "2019-12-17T14:23:17.237532200Z",
  "votes": null,
  "comment_count": 2,
  "views": 0,
  "content": "<p>I've been struggling with my submissions for a few days now. My first two submissions worked well (LB at 1.09), but all of my subsequent submissions suddenly had LB scores of about 2.58. To make sure my models weren't the reason for the poor scores, I returned to the model of my second submission and created a \"new\" csv file for submission. The \"new\" file is seemingly identical to the \"old\" csv file, where the RMSE between the \"old\" and \"new\" submission file is only 4.69e-06. I also checked if the formatting of both files is identical (two columns with row_id and meter_reading; same number of rows; only 4 digits).</p>\n\n<p>However, the \"new\" submission file has a score of 2.58, while the \"old\" submission file still has a score of about 1.09.</p>\n\n<p>I can't find an explanation why the \"old\" file works, but not the \"new\" one. Does anyone have a suggestion, what went wrong?</p>",
  "messages": [
    {
      "id": "697139",
      "postDate": "12/17/2019 14:23:17",
      "content": "<p>I've been struggling with my submissions for a few days now. My first two submissions worked well (LB at 1.09), but all of my subsequent submissions suddenly had LB scores of about 2.58. To make sure my models weren't the reason for the poor scores, I returned to the model of my second submission and created a \"new\" csv file for submission. The \"new\" file is seemingly identical to the \"old\" csv file, where the RMSE between the \"old\" and \"new\" submission file is only 4.69e-06. I also checked if the formatting of both files is identical (two columns with row_id and meter_reading; same number of rows; only 4 digits).</p>\n\n<p>However, the \"new\" submission file has a score of 2.58, while the \"old\" submission file still has a score of about 1.09.</p>\n\n<p>I can't find an explanation why the \"old\" file works, but not the \"new\" one. Does anyone have a suggestion, what went wrong?</p>",
      "rawMarkdown": "I've been struggling with my submissions for a few days now. My first two submissions worked well (LB at 1.09), but all of my subsequent submissions suddenly had LB scores of about 2.58. To make sure my models weren't the reason for the poor scores, I returned to the model of my second submission and created a \"new\" csv file for submission. The \"new\" file is seemingly identical to the \"old\" csv file, where the RMSE between the \"old\" and \"new\" submission file is only 4.69e-06. I also checked if the formatting of both files is identical (two columns with row_id and meter_reading; same number of rows; only 4 digits).\n\nHowever, the \"new\" submission file has a score of 2.58, while the \"old\" submission file still has a score of about 1.09.\n\nI can't find an explanation why the \"old\" file works, but not the \"new\" one. Does anyone have a suggestion, what went wrong?",
      "votes": null
    },
    {
      "id": "697269",
      "postDate": "12/17/2019 17:05:56",
      "content": "<p>When this happened to me I had somehow messed up the row_id's.</p>",
      "rawMarkdown": "When this happened to me I had somehow messed up the row_id's.",
      "votes": null
    },
    {
      "id": "697345",
      "postDate": "12/17/2019 19:05:01",
      "content": "<p>Yes, you are right, that was my problem. Thank you!</p>",
      "rawMarkdown": "Yes, you are right, that was my problem. Thank you!",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 697269,
      "author_name": "pcjimmmy",
      "author_url": "",
      "post_date": "12/17/2019 17:05:56",
      "content": "<p>When this happened to me I had somehow messed up the row_id's.</p>",
      "votes": null,
      "replies": [
        {
          "id": 697345,
          "author_name": "one1111",
          "author_url": "",
          "post_date": "12/17/2019 19:05:01",
          "content": "<p>Yes, you are right, that was my problem. Thank you!</p>",
          "votes": null,
          "replies": []
        }
      ]
    }
  ],
  "raw_markdown_by_id": {
    "697139": "I've been struggling with my submissions for a few days now. My first two submissions worked well (LB at 1.09), but all of my subsequent submissions suddenly had LB scores of about 2.58. To make sure my models weren't the reason for the poor scores, I returned to the model of my second submission and created a \"new\" csv file for submission. The \"new\" file is seemingly identical to the \"old\" csv file, where the RMSE between the \"old\" and \"new\" submission file is only 4.69e-06. I also checked if the formatting of both files is identical (two columns with row_id and meter_reading; same number of rows; only 4 digits).\n\nHowever, the \"new\" submission file has a score of 2.58, while the \"old\" submission file still has a score of about 1.09.\n\nI can't find an explanation why the \"old\" file works, but not the \"new\" one. Does anyone have a suggestion, what went wrong?",
    "697269": "When this happened to me I had somehow messed up the row_id's.",
    "697345": "Yes, you are right, that was my problem. Thank you!"
  },
  "source": "meta"
}